Airtek Ltd. — 514-336-3820 — sales@airtekltd.com — www.airtekltd.com

Cutting Tools
Viking Drill & Tool
Spiral Flute Car Reamer Type 50-UB

Hole Buster ™ Super Premium Reamers 3 Flats on Shank

car reamer

50-UB

Special Hi-Tungsten tool steel, gold surface treated body and clearance for maximum lubricity. These reamers are especially designed for the reaming of structural steel plate commonly found in truck frames, rail cars, bridges and pressure vessels. For use only to enlarge previously formed or drilled holes. All tools are constructed with left hand spiral and right hand cut. The left hand spiral eliminates the tendency of the reamer to hog into holes.

Part # Diameter Point
Diameter
Minimum
Starting
Hole Size
Overall
Length
Shank
Diameter
06390 3/8 0.250 5/16 4-5/8 3/8
06400 1/2 0.281 3/8 5-7/8 1/2
06410 9/16 0.343 7/16 5-7/8 1/2
06420 5/8 0.343 7/16 6-3/8 1/2
06430 11/16 0.375 15/32 6-3/8 1/2
06440 3/4 0.406 1/2 6-7/8 1/2
06450 13/16 0.468 35/64 6-7/8 1/2
06460 7/8 0.500 19/32 6-7/8 1/2
06470 15/16 0.585 5/8 6-7/8 1/2
06480 1" 0.594 7/8 6-7/8 1/2
06484 1-1/4 0.719 1" 6-7/8 1/2
SET
12270 CR-4SP 3/8, 1/2, 5/8, 3/4
Fast Spiral Flute Car Reamer Type 51-UB

Fast Spiral Hole Buster ™ Super Premium Reamers 3 Flats on Shank

threading die

51-UB

Special Hi-Tungsten tool steel, gold surface treated body and clearance for maximum lubricity. These reamers are especially designed for the reaming of structural steel plates commonly found in truck frames, rail cars, bridges, and pressure vessels. For use only to enlarge previously formed or drilled holes. All tools are constructed with left-hand spiral and right-hand cut. The left-hand spiral eliminates the tendency of the reamer to hog into holes.The 51-UB, with the fast spiral, is the more aggressive of the two styles. It also will fit the needs of users who prefer a stop collar.

Part # Diameter Point
Diameter
Minimum
Starting
Hole Size
Overall
Length
Shank
Diameter
06381 5/16 0.215 17/64 4-5/8 5/16
06391 3/8 0.250 5/16 5-7/8 3/8
06501 7/16 0.250 3/8 5-3/8 7/16
06401 1/2 0.281 3/8 5-7/8 1/2
06411 9/16 0.343 7/16 5-7/8 1/2
06421 5/8 0.343 7/16 6-3/8 1/2
06432 0.652 0.375 15/32 6-3/8 1/2
06431 11/16 0.375 15/32 6-3/8 1/2
06441 3/4 0.406 1/2 6-7/8 1/2
06531 0.776 0.406 1/2 6-7/8 1/2
06451 13/16 0.468 35/64 6-7/8 1/2
06461 7/8 0.500 19/32 6-7/8 1/2
06471 15/16 0.585 5/8 6-7/8 1/2
06481 1" 0.594 7/8 6-7/8 1/2
06491 1-1/16 0.807 7/8 6-7/8 1/2
06482 1-1/4 0.719 1" 6-7/8 1/2
Sets
12271 CR-4FS 3/8, 1/2, 5/8, 3/4
12281 SM-4FS 5/16, 3/8, 7/16, 1/2
Hex Nut Reamers Spiral Flute Type 52-UB and 53-UB

Hole Buster ™ Super Premium Spiral Flute Hex Nut Reamers

threading die

52-UB Bridge Length or
53-UB CAR Length

Special Hi-Tungsten tool steel, gold surface treated body and clearance for maximum lubricity. These reamers are especially designed for the reaming of structural steel plate commonly found in truck frames, rail cars, bridges and pressure vessels. For use only to enlarge previously formed or drilled holes. All tools are constructed with left hand spiral and right hand cut. The left hand spiral eliminates the tendency of the reamer to hog into holes.


Type 52-UB Bridge Length

Part # Diameter Hex Nut
Size
Flute
Length
Overall
Length
20480-V 9/16 1-1/16 5-1/8 6-7/8
20490-V 5/8 1-1/16 6-1/8 7-7/8
20510-V 11/16 1-1/16 7-1/8 9-1/4
20520-V 3/4 1-1/4 7-3/8 9-3/8
20530-V 13/16 1-1/4 7-3/8 9-3/8
20540-V 7/8 1-7/16 7-3/8 9-3/8
20550-V 15/16 1-7/16 7-3/8 9-3/8
20560-V 1" 1-7/16 7-3/8 9-3/8
20570-V 1-1/16 1-5/8 7-3/8 9-3/8
20500-V 1-1/8 1-5/8 7-3/8 9-3/8
20580-V 1-3/16 1-13/16 7-3/8 9-3/8
20590-V 1-5/16 2" 7-3/8 10

Type 53-UB Car Length

Part # Diameter Hex Nut
Size
Flute
Length
Overall
Length
35580-V 9/16 1-1/16 4 5-1/2
35590-V 5/8 1-1/16 4-1/2 6
35610-V 11/16 1-1/16 4-1/2 6-3/8
35620-V 3/4 1-1/4 5 7
35630-V 13/16 1-1/4 5 7
35640-V 7/8 1-7/16 5 7
35650-V 15/16 1-7/16 5 7
35660-V 1" 1-7/16 5 7
35670-V 1-1/16 1-5/8 5 7
35600-V 1-1/8 1-5/8 5 7
35680-V 1-3/16 1-13/16 5 7
35690-V 1-5/16 2" 5 7-7/8
Morse Taper Bridge Reamers

Type 54-UB & 55-UB Bridge Reamers -
Straight & Spiral Flutes - Taper Shank High-Speed Steel, Surface Treated

These special Hi-Tungsten tool steel reamers with gold surface treated body and clearance are designed to be used with Morse Taper shank equipment. They are available in both straight and spiral flute configuration and are designed for heavy-duty reaming as encountered in the fabrication of structural steel assemblies, bridge erection, and ship construction. The tapered design permits the reamer to enter out-of-line holes often encountered in structural work.


54-UB
Straight Flute

bridge reamer

Part # Diameter Flute
Length
Overall
Length
Morse
Taper
81630-V 7/16 4-3/8 8-1/4 #2
81640-V 1/2 5-1/8 9 #2
81650-V 9/16 5-1/8 9 #2
81660-V 5/8 6-1/8 10 #2
81670-V 11/16 7-1/8 11-3/4 #3
81680-V 3/4 7-3/8 12 #3
81690-V 13/16 7-3/8 12 #3
81700-V 7/8 7-3/8 12 #3
81710-V 15/16 7-3/8 12 #3
81720-V 1" 7-3/8 12 #3
81730-V 1-1/16 7-3/8 12 #3
81740-V 1-1/8 7-3/8 12 #3
81750-V 1-3/16 7-3/8 12 #3
81760-V 1-1/4 7-3/8 13 #4
81770-V 1-5/16 7-3/8 13 #4

55-UB
Spiral Flute

bridge reamer

Part # Diameter Flute
Length
Overall
Length
Morse
Taper
83310-V 7/16 4-3/8 8-1/4 #2
83320-V 1/2 5-1/8 9 #2
83330-V 9/16 5-1/8 9 #2
83340-V 5/8 6-1/8 10 #2
83350-V 11/16 7-1/8 11-3/4 #3
83360-V 3/4 7-3/8 12 #3
83370-V 13/16 7-3/8 12 #3
83380-V 7/8 7-3/8 12 #3
83390-V 15/16 7-3/8 12 #3
83400-V 1" 7-3/8 12 #3
83410-V 1-1/16 7-3/8 12 #3
83420-V 1-1/8 7-3/8 12 #3
83430-V 1-3/16 7-3/8 12 #3
83440-V 1-1/4 7-3/8 13 #4
83450-V 1-5/16 7-3/8 13 #4
 

Due to the fact that we are continuously improving our products, the descriptions, illustrations,
specifications,dimensions, and part numbers are subject to change without notice.
Every effort has been made to have the information on this site error free, we can not be responsible for errors and or omissions.

Airtek Ltd., 5750 Donahue St., Montreal, Qc, Canada, H4S 1C1
Tel: 514-336-3820